### mail send
POST https://api.mailersend.com/v1/email
Content-Type: application/json
Authorization: Bearer {{MLSN_API_KEY}}
{
"from": {
"email": "{{SUPPORT_EMAIL}}"
},
"to": [
{
"email": "{{SUPPORT_EMAIL}}"
}
],
"subject": "Hello from zawk!",
"text": "This is just a friendly hello from zawk."
}